Energy & Green Tech news

Engineering

Housing could help us improve our well-being and reach net zero by 2040, scientist says

EPFL scientist Sascha Nick has outlined a completely new scenario for what housing and neighborhoods might look like in Switzerland in the coming decades. His recommendations would put the country on track to meet its net-zero ...

Energy & Green Tech

New 'PVDF alternative battery binder' surpasses EU environmental regulations

A research team has developed a technology that enhances the performance of binders—often the 'unsung heroes' in the field of secondary batteries—while using environmentally friendly materials. Their study is published ...

Energy & Green Tech

Folded or cut, researchers design a lithium-sulfur battery that keeps going

Most rechargeable batteries that power portable devices, such as toys, handheld vacuums and e-bikes, use lithium-ion technology. But these batteries can have short lifetimes and may catch fire when damaged.

Energy & Green Tech

Transparent solar cells can directly supply energy from glass surfaces

A technology that can directly charge a battery from a smartphone screen has emerged. A research team affiliated with UNIST has unveiled a method of supplying energy directly from glass of buildings, cars, and mobile devices ...

Energy & Green Tech

Self-charging energy harvester generates electricity from seawater

An innovative energy harvester, capable of continuously producing electrical energy by utilizing the movement of the sodium ions contained in seawater, has been developed. This technology is anticipated to find applications ...

Engineering

Bio-inspired wick enhances electronic chip cooling

A research team led by Prof. Ye Hong from the University of Science and Technology of China has developed an alumina ceramic bionic wick with finger-like pores inspired by the stomatal array of natural leaves. Their research ...

Energy & Green Tech

Federal utility seeks proposals for big carbon-free push

The nation's largest public utility is seeking proposals for what would be one of the biggest recent swings at adding carbon-free electricity in the U.S., laying out a mix-and-match of possibilities Tuesday that range from ...

Electronics & Semiconductors

Future smart homes could be powered with electronics built on stones

What if you could power the smart thermostats, speakers and lights in your home with a kitchen countertop? Stones, such as marble and granite, are natural, eco-friendly materials that many people building or renovating houses ...

Engineering

Decarbonizing the grid with flexible buildings

Elvin Vindel, a Ph.D. student in civil and environmental engineering at Carnegie Mellon University, has led the creation of a model that can help cut emissions from buildings and improve the overall efficiency of the grid. ...

Energy & Green Tech

Hot water wells in Hungary fuel switch from Russian gas

At plants painted with birds and hedgehogs, hot water from deep underground is being channeled to produce energy and heat for thousands of households in Hungary's third largest city Szeged.

Engineering

Harnessing the sun to disinfect water

Poor access to safe drinking water is a major issue for a third of the world's population, especially for those living in rural areas. Because of the abundant sunlight in many of these regions, solar disinfection technology ...

Energy & Green Tech

New world records for perovskite-on-silicon-tandem solar cells

Increasing the power conversion efficiency of solar cells is important for two reasons. In the long run, it is the most effective way to reduce the levelized cost of electricity. In the short term, it is the best way to promote ...